... steel, iron, pewter, etc Surface Finishgold,silver,nickel,antique etcPlatinggold,silver,bronze,nickel,chrome,copper,anodized plating,misty plating ... ,brushed brass anti-(gold,silver,copper,bronze)Processingstamped brass and iron,die casting, ... ,printing,etc.Size 23mm*2mmcan be 22mm-30mm customizedLogo embossed logo, or customized( laser, enamel...)MOQ5000 pcsSample time5 ...